Patent application number | Description | Published |
20090034888 | HYDRODYNAMIC BEARING UNIT - A housing for a hydrodynamic bearing unit of this type is formed from a resin material having high oil resistance and low outgassing property to ensure the cleanliness of the bearing unit. An ester-based lubricating oil is used as a lubricating oil filled inside the hydrodynamic bearing unit | 02-05-2009 |
20090069483 | Insulating resin composition and application thereof - The present invention provides a resin composition comprising: (A) a thermoplastic resin, (B) a granular material which has a number average particle diameter of 0.5 to 5 mm and is obtainable by granulating a fiber mainly having alumina with a number average fiber diameter of 1 to 50 μm, and (C) a filler composed of a material of which electric resistivity at 300 K is 10 | 03-12-2009 |
20090253847 | RESIN COMPOSITION AND USE OF THE SAME - The present invention provides a resin composition comprising (A) a thermoplastic resin, (B) alumina fine particles and (C) a plate-like filler, wherein the component (B) is contained in the larger amount than the amount of the component (C) in the composition, and the resin composition has a specific volume resistance of 1×10 | 10-08-2009 |
20100044844 | LEAD FRAME, RESIN PACKAGE, SEMICONDUCTOR DEVICE AND RESIN PACKAGE MANUFACTURING METHOD - A pressure loss section H | 02-25-2010 |
20100072433 | RESIN PACKAGE AND PRODUCTION METHOD THEREOF - The method for producing a resin package according to the present invention includes a step of forming a copper oxide layer by oxidizing the surface of a lead frame in which at least the surface is made of copper, and a step of forming a resin package main unit by allowing a resin to adhere to the copper oxide layer on the lead frame surface by resin molding for package, and then removing a predetermined area of the copper oxide layer with an acidic solution. | 03-25-2010 |
20100227175 | METHOD FOR FUSION BONDING MOLDED ARTICLE OF LIQUID CRYSTALLINE POLYMER AND GLASS SUBSTRATE TO EACH OTHER AND COMPOSITE ARTICLE OBTAINED BY THE METHOD - A method for fusion bonding a molded article of a liquid crystalline polymer and a glass substrate to each other, comprising bringing the molded article into contact with the glass substrate; and setting the temperature of a contact portion of the molded article in contact with the glass substrate, at a predetermined temperature, wherein when the predetermined temperature of the contact portion is represented by T | 09-09-2010 |
20100230637 | LIQUID CRYSTALLINE POLYESTER RESIN COMPOSITION AND MOLDED ARTICLE THEREOF - The present invention provides a liquid crystalline polyester resin composition suitable for an optical pickup unit. The composition comprises a liquid crystalline polyester, a mica and a hollow filler. Using the liquid crystalline polyester resin composition, an optical pickup unit with a high soldering resistance and a high torsional elastic modulus can be produced while suppressing breakage of the hollow filler in the composition. | 09-16-2010 |
20100327728 | METHOD FOR PRODUCING RESIN COMPOSITION, RESIN COMPOSITION, REFLECTION PLATE AND LIGHT-EMITTING DEVICE - The present invention provides a method for producing a resin composition comprising a thermoplastic resin and a filler, the method comprising providing an extrusion granulator that comprises (i) a cylinder provided with an outlet, a first feed port and a second feed port located downstream from the first feed port but upstream from the midpoint between the first feed port and the outlet and (ii) at least one screw mounted in the cylinder; feeding the thermoplastic resin and the filler into the cylinder wherein the thermoplastic resin is fed through the first feed port and at least part of the filler is fed through the second feed port; kneading the thermoplastic resin and the filler while transporting them towards the outlet to provide a mixture; and extruding the mixture to produce the composition. | 12-30-2010 |
20110073807 | LIQUID CRYSTALLINE POLYESTER RESIN COMPOSITION, MOLDED ARTICLE AND HOLDER FOR OPTICAL PICKUP LENSES - A liquid crystalline polyester resin composition is provided, by which a molded article with an enhanced specific modulus can be produced. The liquid crystalline polyester resin composition comprises mica fillers in an amount of 15 to 30 parts by mass and carbon fibers with specific volume resistance of 10 | 03-31-2011 |
20110232826 | PRODUCTION METHOD FOR CERAMIC-RESIN COMPOSITE - A production method for a ceramic-resin composite, comprising a welding step of ultrasonically welding a ceramic component and a thermoplastic resin component, wherein at the welding step, at least one of the ceramic component and the thermoplastic resin component has been heated. | 09-29-2011 |
20110244208 | RESIN COMPOSITION FOR LASER BEAM WELDING, ARTICLE FOR LASER BEAM WELDING, AND COMPOSITE MOLDED ARTICLE - A resin composition for laser beam welding, including an aromatic polysulfone resin, a filler and a crystalline resin, wherein the weight ratio of the aromatic polysulfone resin to the filler being 20 to 99:80 to 1, the filler includes a glass fiber having a monofilament diameter of 10 to 50 μm, and the amount of the crystalline resin, relative to 100 parts by weight of the total of the aromatic polysulfone resin and the glass fiber being 0 to 10 parts by weight. | 10-06-2011 |
20110245394 | AROMATIC POLYSULFONE RESIN COMPOSITION AND MOLDED ARTICLE THEREOF - An aromatic polysulfone resin composition including an aromatic polysulfone resin and at least one compound selected from the group consisting of a monoacylglycerol, a diacylglycerol and a triacylglycerol, wherein the amount of the at least one compound, relative to 100 parts by weight of the aromatic polysulfone resin is preferably 0.02 to 4 parts by weight, and the aromatic polysulfone resin composition is preferably in the form of pellet obtained by subjecting the aromatic polysulfone resin and the at least one compound to melt-kneading. | 10-06-2011 |
20110245432 | METHOD FOR PRODUCING THERMOPLASTIC RESIN COMPOSITION - The present invention provides a method for producing a thermoplastic resin composition, the method comprising a step of melt-kneading 5 to 55 parts by weight of an aromatic polycarbonate resin and 95 to 45 parts by weight of an aromatic polysulfone resin while shearing at a sharing speed of 1,000 to 9,000/sec. By the method, a thermoplastic resin composition excellent heat resistance and transparency can be obtained. | 10-06-2011 |
20120026741 | LIQUID CRYSTAL POLYESTER COMPOSITION, REFLECTIVE PLATE AND LIGHT-EMITTING DEVICE - The present invention provides a composition comprising a liquid crystal polyester, a white pigment and a glass fiber bundle obtained by bundling glass fibers using a sizing agent comprising a polyurethane having a polyester polyol unit and at least one of an aliphatic diisocyanate unit or an alicyclic diisocyanate unit, wherein the polyester polyol unit is a polyol unit having an aliphatic polyhydric alcohol unit and at least one of an aliphatic polybasic acid unit or an alicyclic polybasic acid unit. The liquid crystal polyester composition can provide a reflective plate having a high reflectivity. | 02-02-2012 |
20120235090 | METHOD OF PRODUCING LIQUID CRYSTAL POLYESTER COMPOSITION - A method of producing a liquid crystal polyester composition, the twin-screw extruder including a cylinder having a supply port for supplying the liquid crystal polyester, a first addition port for adding the filler other than fibrous fillers and a second addition port for adding a fibrous filler which are provided downstream of the supply port, and a screw provided with kneading portions on the upstream side and downstream side of the first addition port, a resin temperature (T | 09-20-2012 |
20120241688 | METHOD FOR PRODUCING LIQUID CRYSTAL POLYESTER COMPOSITION - An object is to provide a method for producing a liquid crystal polyester composition which is excellent in mechanical strength and has semiconductivity. The present invention provides a method for producing a liquid crystal polyester composition, which includes the step of melt-kneading a liquid crystal polyester in the amount of 85 to 99 parts by mass and a nanostructured hollow-carbon material in the amount of 1 to 15 parts by mass, based on 100 parts by mass in total of the liquid crystal polyester and the nanostructured hollow-carbon material, under shear rate of 1,000 to 9,000/second, the nanostructured hollow-carbon material including a carbon part and a hollow part, and having such a structure that a part or all of the hollow part is surrounded by the carbon part. | 09-27-2012 |
20130106549 | HIGH-VOLTAGE COIL | 05-02-2013 |
20130131303 | MATERIAL FOR FIBER MANUFACTURING AND FIBER - Disclosed is a material for fiber manufacturing obtained by melt kneading while degassing a liquid crystal polyester satisfying the following requirements (a) and (b): | 05-23-2013 |
20140001678 | METHOD FOR MANUFACTURING LIQUID CRYSTAL POLYESTER MOLDED BODIES | 01-02-2014 |
20150037525 | METHOD FOR MANUFACTURING HOLLOW MOLDED ARTICLE, HOLLOW MOLDED ARTICLE, AND MANUFACTURING APPARATUS - A hollow molded article is formed by laser welding a container and a lid. The container and lid are each injection molded from a material containing a thermoplastic resin and have gate marks, formed during molding. The thermoplastic resin is oriented in the flow direction in a molten state and solidified. The entire gate mark of the container is located on its outer or bottom surface, but is present in a position other than an area at two-thirds or less of the distance from the center of gravity to the outer periphery of the bottom surface. The entire gate mark of the lid is located on its upper, side, or lower surface, but is present in a position other than areas at two-thirds or less of the distances from the centers of gravity of the upper and lower surfaces of the lid to the outer peripheries of the respective surfaces. | 02-05-2015 |